Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW 328i Engine Cooling Parts

Sort By
Filter By
Return to Top

Expansion Tank Vent Hose

ES#3499695 - 17127618510 - Expansion Tank Vent Hose - Connects to the top of the expansion tank and the upper radiator hose - Rein - BMW

Connects to the top of the expansion tank and the upper radiator hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3499695
Mfg#:
17127618510
In Stock
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Mounting Plate

ES#4304678 - 17111436251 - Expansion Tank Mounting Plate - Mounts to the side of the radiator for retaining the expansion tank - Bavarian Autosport - BMW

Mounts to the side of the radiator for retaining the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with an automatic transmission only

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304678
Mfg#:
17111436251
In Stock
ON SALE! SAVE 20%
$45.99

This product was last offered at the strikethrough price on
05-02-2026

$36.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fan Shroud

ES#37880 - 17111723031 - Fan Shroud - Maintain proper air flow - Genuine BMW - BMW

Maintain proper air flow affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37880
Mfg#:
17111723031
In Stock
1% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$108.24

This product was last offered at the strikethrough price on
01-07-2026

$106.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#2718215 - 17137640514 - Coolant Expansion Tank - Includes level sensor - Genuine BMW - BMW

Includes level sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2718215
Mfg#:
17137640514
Ships in 1-2 days
5% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$189.99

This product was last offered at the strikethrough price on
04-06-2026

$180.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Racing Thermostat

ES#2804271 - MMTS-E90-07 - Racing Thermostat - Promotes greater cooling for increased engine performance - Mishimoto - BMW

Promotes greater cooling for increased engine performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2804271
Mfg#:
MMTS-E90-07
In Stock
$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Mounting Plate

ES#4304676 - 17111436250 - Expansion Tank Mounting Plate - Mounts to the side of the radiator for retaining the expansion tank - Bavarian Autosport - BMW

Mounts to the side of the radiator for retaining the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with a manual transmission only

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304676
Mfg#:
17111436250
In Stock
ON SALE! SAVE 20%
$44.99

This product was last offered at the strikethrough price on
05-02-2026

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

New Water Pump - With O-Ring

ES#205358 - 11517527910 - New Water Pump - With O-Ring - Featuring a metal impeller - Graf - BMW

Featuring a metal impeller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Graf - Corporate Logo
ES#:
205358
Mfg#:
11517527910
In Stock
$76.69

This product was last offered at the strikethrough price on
05-09-2026

$75.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#2570178 - 17117559273 - Radiator - For vehicles with manual transmission - Mahle-Behr - BMW

For vehicles with manual transmission affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle-Behr - Corporate Logo
ES#:
2570178
Mfg#:
17117559273
In Stock
$316.58

This product was last offered at the strikethrough price on
03-03-2026

$283.99 USD
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 1

ES#2777664 - 17137607482KT5 - ECS Cooling System Refresh Kit - Level 1 - Stop your cooling problems before they start - Assembled By ECS - BMW

Stop your cooling problems before they start affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For automatic transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2777664
Mfg#:
17137607482KT5
Ships in 1 Business Day
ON SALE! SAVE 24%
$621.99

This product was last offered at the strikethrough price on
05-02-2026

$470.06 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Silicone Radiator Hose Kit - Blue

ES#3047776 - MMHOSEE46NONMBL - Silicone Radiator Hose Kit - Blue - Includes pre-attached OE quick-disconnect fittings and new O-rings - Mishimoto - BMW

Includes pre-attached OE quick-disconnect fittings and new O-rings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
3047776
Mfg#:
MMHOSEE46NONMBL
In Stock
$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#4304653 - 17117639022 - Expansion Tank Cap - Prevent pressure loss and overheating with a new expansion tank cap - Bavarian Autosport - BMW
ECS Tuning recommends this product.

Prevent pressure loss and overheating with a new expansion tank cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304653
Mfg#:
17117639022
In Stock
ON SALE! SAVE 15%
$13.99

This product was last offered at the strikethrough price on
06-03-2026

$11.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch

ES#34327 - 13621433077 - Auxiliary Fan Switch - Comes with related o-ring - Genuine BMW - BMW MINI

Comes with related o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
34327
Mfg#:
13621433077
In Stock
16% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$66.05

This product was last offered at the strikethrough price on
06-03-2026

$55.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Level Sensor Repair Cable

ES#2626990 - 61119312324 - Coolant Level Sensor Repair Cable - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2626990
Mfg#:
61119312324
In Stock
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 Radiator Hose - Lower

ES#2803379 - 11531436408 - E46 Radiator Hose - Lower - A common source of cooling system failure - Rein - BMW

A common source of cooling system failure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803379
Mfg#:
11531436408
In Stock
$35.99

This product was last offered at the strikethrough price on
04-26-2026

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sport Fan Clutch

ES#3438875 - 14-010 - Sport Fan Clutch - More efficient cooling! - Active Autowerke - BMW

More efficient cooling! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Active Autowerke - Corporate Logo
ES#:
3438875
Mfg#:
14-010
Ships in 3 Business Days
5% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$259.00

This product was last offered at the strikethrough price on
06-03-2026

$246.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Cooling System Hose Kit

ES#2597226 - 11531436408KT - Complete Cooling System Hose Kit - A complete hose kit including coolant - Genuine BMW - BMW

A complete hose kit including coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2597226
Mfg#:
11531436408KT
Ships in 1-2 days
$548.99

This product was last offered at the strikethrough price on
06-03-2026

$540.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

Let us help you find the parts that fit your BMW

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings